ALEX HO // SOFTWARE ENGINEER

01_SYSTEM_OVERVIEW

Software Engineer with hands-on experience in full-stack development and data-driven applications. Currently working as an AI Quality Control Specialist, focusing on LLM evaluation and data validation.

I have built applications and projects involving REST APIs, ETL pipelines, and interactive dashboards using technologies such as React, Node.js, Python, and PySpark.

Particularly interested in building scalable backend systems and data-driven features, with a focus on reliability, performance, and practical real-world use cases.

Current Status: [OPEN_TO_WORK]

CORE_SPECS

> NAME: ALEX HO
> ROLE: SOFTWARE ENGINEER // BACKEND & DATA
> LOC: ESPOO, FINLAND
> EXP: 1+ YEARS INDUSTRY

02_TECH_STACK

DATA ENGINEERING

PYTHON PYSPARK SQL ETL_PIPELINES AIRFLOW DATA_MODELING DATA_WAREHOUSING

AI & LLM

LLM_EVALUATION RLHF LLM_API_INTEGRATION DATA_VALIDATION

BACKEND

NODE.JS REST_APIS GRAPHQL JEST

FRONTEND

REACT NEXT.JS TYPESCRIPT TAILWIND CHARTS

DATABASES

POSTGRESQL MONGODB MYSQL CASSANDRA DUCKDB

TOOLS & SYSTEMS

DOCKER GIT LINUX GCP STREAMLIT YAML

03_CAREER_PROGRESS

AI QUALITY CONTROL SPECIALIST

OUTLIER (SCALE AI) // REMOTE

> Evaluated LLM outputs for correctness and reasoning
> Validated datasets for ML pipeline reliability
> Identified data quality issues affecting downstream systems

FULL STACK DEVELOPER

MUNCHI // HELSINKI

> Built full-stack features using React, TypeScript, and Node.js
> Integrated REST APIs with validation and error handling
> Wrote unit tests using Jest
> Worked in Docker + GCP environments

FULL STACK DEVELOPER

JUNCTION // ESPOO

> Developed features using React and MongoDB
> Integrated frontend with backend APIs
> Optimized UI performance and stability

04_CLASSIFIED_WORK

REALTIME_RECRUITMENT_PIPELINE

Real-time recruitment data pipeline with streaming ingestion, ETL orchestration, and distributed data storage.

> Airflow ETL orchestration
> PySpark stream processing
> Cassandra + MySQL integration
> Dockerized deployment

PYSPARK AIRFLOW CASSANDRA MYSQL

VIEW_CODE

CUSTOMER_ANALYTICS_PIPELINE

End-to-end analytics pipeline with LLM enrichment and warehouse modeling.

> Incremental ETL with PySpark
> LLM-based classification (Groq API)
> DuckDB analytics warehouse
> Streamlit dashboards

PYSPARK DUCKDB LLM STREAMLIT

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UUSIMAA_JOB_TRENDS

Job market analytics project transforming raw listings into insights on demand, skills, and hiring trends in Uusimaa.

> Built data pipeline for cleaning & transformation
> Analyzed trends by role, region, and time
> Created dashboards for insight visualization

PYTHON PANDAS EDA VISUALIZATION

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SHIFT_OPTIMA

AI-powered restaurant shift optimizer. Estimates staffing needs from hourly sales CSV data and generates actionable insights via Google Gemini.

> AI-driven labor modeling from sales velocity
> Revenue vs. staffing visual demand charts
> PDF export with zero layout truncation
> 88%+ test coverage with Jest & RTL

NEXT.JS GEMINI_API RECHARTS TAILWIND JEST

VIEW_CODE VIEW_DEMO

05_SECURE_COMMS

Interested in working together? Let's connect.

EMAIL: ALEXHOHOAN@GMAIL.COM LINKEDIN GITHUB